查询词典 sand dunes

Patterns in Nature: Landscapes Sand dunes loom at Sossus Vlei in Namibia's Namib Desert.

沙丘逼近在sossus vlei在纳米比亚的纳米布沙漠。

Sand dunes loom at Sossus Vlei in Namibia's Namib Desert.

沙丘逼近在sossus vlei在纳米比亚的纳米布沙漠。

Sand dunes loom at Sossus Vlei in Namibias Namib Desert.

意译：由于风吹而成的沙丘在沙漠逼近地区。

Arenaria, that grow on sandy shores and can withstand drying: often planted to stabilize sand dunes

百科 抱歉，未找到&marram grass&相关的百科词典解释，向词友求助。

Lightly hairy rhizomatous perennial having aromatic feathery leaves and stems bearing open clusters of small buttonlike yellow flowers; sand dunes of Pacific coast of North America.

一个多年生植物属，轻微多毛，地下茎，芳香羽状叶，茎上有盘形黄色小花丛；生长于北美太平洋海岸沙丘。

There are various types of sand dunes in Drungar Basin, distributed in a vast area of desert.

在准噶尔盆地内分布着多种类型的沙漠，它们占据了盆地中大部分的面积。

In the Goran language of Chad, it was found in beds where shifting sand dunes have exposed thousands of fossils of crocodiles, elephants, and other creatures.

在发现该化石的地层处的流动沙丘中，已经出土了数以千计的鳄鱼、大象和其他物种的化石。

In arid and semi-arid zones, appearance of microbiotic crusts will change the surface condition of sand dunes greatly.

在干旱、半干旱地区，微生物结皮的出现完全改变了沙丘表面状况。

Intercepted precipitation and enhanced evaporation by microbiotic crusts were the two main factors threatening the water reservoir in sand dunes.

微生物结皮拦截降雨和提高蒸发，是微生物结皮威胁沙丘土壤水库的两个重要因素。

By field sampling, some original soil microbiotic crusts were gathered and their physico-chemical properties were analyzed. The results revealed that the longer the sand dunes have been fixed, the thicker and the more biocrusts are formed. The thickness of the crusts under four different types of plant community ranges within 0.3 ~ 1.5cm.

物理结皮通常是土壤粘粒在雨水、径流等外力的物理作用下，使土壤表层孔隙堵塞而成型的一层土表硬壳；生物结皮是有不同种类的低等生物组分与其下很薄的土壤共同形成的一个复合的生物土壤层[2]。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。